THE BRIGHTEST LAMPS Specifications: Canbus: Error Free for 95% Cars. (Not fit to special cars, for example: not for B-M-W, not for AUDI, not for MERCEDES...) So for most of the cars, don't need to buy external canbus. Connector Types: Single Beam: H1, H7, H11(H8 H9), HB3(9005), HB4(9006). Hi-Lo Beam: H4(9003)(HB2). Light Power: 100W/Per Pair (H4) 70W/Per Pair (H1 H7 H11 9005 9006 ) Lumen : 20000LM/Per Pair (H4) 14000LM/Per Pair (H1 H7 H11 9005 9006) (there are ±10% difference with the data) IP Rate: IP 67 Voltage: DC 12-24V Color Temperature: 6500K Chips: Super Bright OS Chips Operating Life: >50000hrs Operating Temperature: -40 - +80 Centigrade Application: Headlights(High Beam, Low Beam); Fog Lights Adapter: Our bulbs are stardand connectors, please contact buy adapters in our store if you need adapters. (some cars using H7 may need adapters) Please try to adjust the bulbs to get a better light pattern when installing.